Bearing witness to a family's heartbreak Gordon D. Rubenfeld, Rubenfeld is chief of the Trauma, Emergency, and Critical Care program at Sunnybrook Health Sciences Centre and professor of medicine at the University of Toronto.

OPINION

Where are Africa's Obamas? Wangari Maathai, Wangari Maathai, the 2004 Nobel Peace Prize laureate, is the founder of the Green Belt Movement and a former member of Kenya's parliament. She is the author of the forthcoming book, "The Challenge for Africa."

Will Feinstein run for governor? Jerry Roberts and Phil Trounstine, Jerry Roberts and Phil Trounstine are former political editors of the San Francisco Chronicle and San Jose Mercury News, respectively, and report regularly at calbuzz.com.